mickey mouse . mickey mouse (1) {adj.}, {slang} Inferior; second rate; chicken; easy; gimmicky. Watch out for Perkins; he's full of mickey mouse ideas. Categories: add yours {adj.} {slang} Source: A Dictionary of American Idioms by A. Makkai, M.T. Boatner, J.E. Gates © 2024 » In RussianTo section: M Subscribe to: American IdiomsIdioms feedEnglish languageHome page and general feed Post my comment